Analysis

  • max time kernel
    149s
  • max time network
    140s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    19-04-2024 16:00

General

  • Target

    64ef13425072d53e16f1facee2df6b97da1c6773f2825cfa78d8a19f58ba6b2b.exe

  • Size

    2.8MB

  • MD5

    b22c392103e7cee41fceeae0f66e8601

  • SHA1

    f062b2f603898b9cf7de9e99bbe37e0a4cfc231f

  • SHA256

    64ef13425072d53e16f1facee2df6b97da1c6773f2825cfa78d8a19f58ba6b2b

  • SHA512

    4fdfebd01365de050c8a497d525e14b4c5469dc040a94b3cf2d4821dc986bc697a498442f8e848d29f9169d6242ba99175bee1dbc6679bffcd87ffcb033125e9

  • SSDEEP

    49152:tk819XmgJZU7RgOjXzd14D1PH5qkRb4VkyGGpz8H:tk2DQgOjXzd16SkRkCzJ

Malware Config

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • install_dir

    09fd851a4f

  • install_file

    explorha.exe

  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 10 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Executes dropped EXE 4 IoCs
  • Identifies Wine through registry keys 2 TTPs 5 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 3 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\64ef13425072d53e16f1facee2df6b97da1c6773f2825cfa78d8a19f58ba6b2b.exe
    "C:\Users\Admin\AppData\Local\Temp\64ef13425072d53e16f1facee2df6b97da1c6773f2825cfa78d8a19f58ba6b2b.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:328
    • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
      "C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:768
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:3592
        • C:\Windows\system32\rundll32.exe
          "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:4436
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:2696
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              powershell -Command Compress-Archive -Path 'C:\Users\Admin\AppData\Local\Temp\_Files_\' -DestinationPath 'C:\Users\Admin\AppData\Local\Temp\777591257247_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1344
        • C:\Windows\SysWOW64\rundll32.exe
          "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\clip64.dll, Main
          3⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          PID:1644
    • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
      C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
      1⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:4672
    • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
      C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
      1⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:1740
    • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
      C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
      1⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:1632

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
      Filesize

      2.8MB

      MD5

      b22c392103e7cee41fceeae0f66e8601

      SHA1

      f062b2f603898b9cf7de9e99bbe37e0a4cfc231f

      SHA256

      64ef13425072d53e16f1facee2df6b97da1c6773f2825cfa78d8a19f58ba6b2b

      SHA512

      4fdfebd01365de050c8a497d525e14b4c5469dc040a94b3cf2d4821dc986bc697a498442f8e848d29f9169d6242ba99175bee1dbc6679bffcd87ffcb033125e9

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jrzzxbuf.kzv.ps1
      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\clip64.dll
      Filesize

      109KB

      MD5

      726cd06231883a159ec1ce28dd538699

      SHA1

      404897e6a133d255ad5a9c26ac6414d7134285a2

      SHA256

      12fef2d5995d671ec0e91bdbdc91e2b0d3c90ed3a8b2b13ddaa8ad64727dcd46

      SHA512

      9ea82e7cb6c6a58446bd5033855947c3e2d475d2910f2b941235e0b96aa08eec822d2dd17cc86b2d3fce930f78b799291992408e309a6c63e3011266810ea83e

    • C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll
      Filesize

      1.2MB

      MD5

      15a42d3e4579da615a384c717ab2109b

      SHA1

      22aeedeb2307b1370cdab70d6a6b6d2c13ad2301

      SHA256

      3c97bb410e49b11af8116feb7240b7101e1967cae7538418c45c3d2e072e8103

      SHA512

      1eb7f126dccc88a2479e3818c36120f5af3caa0d632b9ea803485ee6531d6e2a1fd0805b1c4364983d280df23ea5ca3ad4a5fca558ac436efae36af9b795c444

    • memory/328-0-0x0000000000510000-0x0000000000821000-memory.dmp
      Filesize

      3.1MB

    • memory/328-5-0x0000000005120000-0x0000000005121000-memory.dmp
      Filesize

      4KB

    • memory/328-6-0x0000000005160000-0x0000000005161000-memory.dmp
      Filesize

      4KB

    • memory/328-7-0x0000000005100000-0x0000000005101000-memory.dmp
      Filesize

      4KB

    • memory/328-8-0x0000000005110000-0x0000000005111000-memory.dmp
      Filesize

      4KB

    • memory/328-9-0x0000000005190000-0x0000000005191000-memory.dmp
      Filesize

      4KB

    • memory/328-10-0x0000000005180000-0x0000000005181000-memory.dmp
      Filesize

      4KB

    • memory/328-3-0x0000000005130000-0x0000000005131000-memory.dmp
      Filesize

      4KB

    • memory/328-1-0x00000000775C6000-0x00000000775C8000-memory.dmp
      Filesize

      8KB

    • memory/328-23-0x0000000000510000-0x0000000000821000-memory.dmp
      Filesize

      3.1MB

    • memory/328-4-0x0000000005140000-0x0000000005141000-memory.dmp
      Filesize

      4KB

    • memory/328-2-0x0000000000510000-0x0000000000821000-memory.dmp
      Filesize

      3.1MB

    • memory/768-89-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/768-24-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/768-27-0x0000000005370000-0x0000000005371000-memory.dmp
      Filesize

      4KB

    • memory/768-30-0x0000000005360000-0x0000000005361000-memory.dmp
      Filesize

      4KB

    • memory/768-26-0x0000000005390000-0x0000000005391000-memory.dmp
      Filesize

      4KB

    • memory/768-31-0x00000000053E0000-0x00000000053E1000-memory.dmp
      Filesize

      4KB

    • memory/768-22-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/768-29-0x0000000005350000-0x0000000005351000-memory.dmp
      Filesize

      4KB

    • memory/768-56-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/768-25-0x0000000005380000-0x0000000005381000-memory.dmp
      Filesize

      4KB

    • memory/768-104-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/768-103-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/768-105-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/768-28-0x00000000053B0000-0x00000000053B1000-memory.dmp
      Filesize

      4KB

    • memory/768-87-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/768-106-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/768-107-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/768-65-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/768-66-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/768-32-0x00000000053D0000-0x00000000053D1000-memory.dmp
      Filesize

      4KB

    • memory/768-108-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/768-92-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/768-91-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/768-90-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/768-33-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/768-88-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/1344-51-0x00007FFB70BB0000-0x00007FFB71672000-memory.dmp
      Filesize

      10.8MB

    • memory/1344-64-0x00007FFB70BB0000-0x00007FFB71672000-memory.dmp
      Filesize

      10.8MB

    • memory/1344-47-0x0000026761CA0000-0x0000026761CC2000-memory.dmp
      Filesize

      136KB

    • memory/1344-55-0x00000267499A0000-0x00000267499B0000-memory.dmp
      Filesize

      64KB

    • memory/1344-57-0x0000026761E80000-0x0000026761E92000-memory.dmp
      Filesize

      72KB

    • memory/1344-58-0x0000026761E60000-0x0000026761E6A000-memory.dmp
      Filesize

      40KB

    • memory/1632-113-0x0000000004FA0000-0x0000000004FA1000-memory.dmp
      Filesize

      4KB

    • memory/1632-116-0x0000000004F60000-0x0000000004F61000-memory.dmp
      Filesize

      4KB

    • memory/1632-117-0x0000000004F70000-0x0000000004F71000-memory.dmp
      Filesize

      4KB

    • memory/1632-118-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/1632-115-0x0000000004FC0000-0x0000000004FC1000-memory.dmp
      Filesize

      4KB

    • memory/1632-114-0x0000000004F80000-0x0000000004F81000-memory.dmp
      Filesize

      4KB

    • memory/1632-111-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/1632-112-0x0000000004F90000-0x0000000004F91000-memory.dmp
      Filesize

      4KB

    • memory/1632-110-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/1740-95-0x0000000004B10000-0x0000000004B11000-memory.dmp
      Filesize

      4KB

    • memory/1740-101-0x0000000004B30000-0x0000000004B31000-memory.dmp
      Filesize

      4KB

    • memory/1740-102-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/1740-99-0x0000000004AE0000-0x0000000004AE1000-memory.dmp
      Filesize

      4KB

    • memory/1740-100-0x0000000004AF0000-0x0000000004AF1000-memory.dmp
      Filesize

      4KB

    • memory/1740-98-0x0000000004B40000-0x0000000004B41000-memory.dmp
      Filesize

      4KB

    • memory/1740-97-0x0000000004B00000-0x0000000004B01000-memory.dmp
      Filesize

      4KB

    • memory/1740-96-0x0000000004B20000-0x0000000004B21000-memory.dmp
      Filesize

      4KB

    • memory/1740-94-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/4672-86-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/4672-85-0x0000000005210000-0x0000000005211000-memory.dmp
      Filesize

      4KB

    • memory/4672-83-0x0000000005260000-0x0000000005261000-memory.dmp
      Filesize

      4KB

    • memory/4672-84-0x0000000005200000-0x0000000005201000-memory.dmp
      Filesize

      4KB

    • memory/4672-82-0x0000000005220000-0x0000000005221000-memory.dmp
      Filesize

      4KB

    • memory/4672-80-0x0000000005230000-0x0000000005231000-memory.dmp
      Filesize

      4KB

    • memory/4672-81-0x0000000005240000-0x0000000005241000-memory.dmp
      Filesize

      4KB

    • memory/4672-79-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB

    • memory/4672-78-0x0000000000550000-0x0000000000861000-memory.dmp
      Filesize

      3.1MB